./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/float-newlib/double_req_bl_1091.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/float-newlib/double_req_bl_1091.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 84dba58cac25505e0eb3c404a47a071a268de901 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/float-newlib/double_req_bl_1091.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 84dba58cac25505e0eb3c404a47a071a268de901 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 16:08:42,480 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:08:42,486 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:08:42,530 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:08:42,533 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:08:42,536 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:08:42,540 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:08:42,558 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:08:42,560 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:08:42,566 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:08:42,567 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:08:42,575 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:08:42,576 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:08:42,581 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:08:42,586 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:08:42,589 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:08:42,594 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:08:42,598 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:08:42,604 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:08:42,614 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:08:42,619 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:08:42,627 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:08:42,629 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:08:42,635 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:08:42,642 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:08:42,642 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:08:42,643 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:08:42,645 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:08:42,648 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:08:42,650 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:08:42,650 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:08:42,654 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:08:42,655 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:08:42,656 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:08:42,660 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:08:42,661 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:08:42,663 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:08:42,665 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:08:42,665 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:08:42,669 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:08:42,675 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:08:42,676 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:08:42,713 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:08:42,715 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:08:42,718 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:08:42,720 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:08:42,720 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:08:42,721 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:08:42,721 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:08:42,723 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:08:42,723 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:08:42,723 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:08:42,725 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:08:42,725 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:08:42,728 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:08:42,728 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:08:42,729 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:08:42,729 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:08:42,729 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:08:42,730 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:08:42,730 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:08:42,730 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:08:42,731 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:08:42,733 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:08:42,733 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:08:42,734 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:08:42,734 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:08:42,734 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:08:42,734 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:08:42,735 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:08:42,736 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 84dba58cac25505e0eb3c404a47a071a268de901 [2019-11-27 16:08:43,288 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:08:43,322 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:08:43,325 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:08:43,330 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:08:43,332 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:08:43,333 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_1091.c [2019-11-27 16:08:43,487 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3aa0e6f73/e50f0a8a25304b92b9fa8b689e0b56fd/FLAG26d33fbeb [2019-11-27 16:08:44,558 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:08:44,562 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_1091.c [2019-11-27 16:08:44,581 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3aa0e6f73/e50f0a8a25304b92b9fa8b689e0b56fd/FLAG26d33fbeb [2019-11-27 16:08:44,610 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3aa0e6f73/e50f0a8a25304b92b9fa8b689e0b56fd [2019-11-27 16:08:44,614 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:08:44,615 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:08:44,629 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:08:44,629 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:08:44,640 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:08:44,641 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:08:44" (1/1) ... [2019-11-27 16:08:44,647 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@130f84e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:44, skipping insertion in model container [2019-11-27 16:08:44,647 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:08:44" (1/1) ... [2019-11-27 16:08:44,665 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:08:44,715 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:08:45,167 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:08:45,176 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:08:45,369 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:08:45,408 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:08:45,409 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:45 WrapperNode [2019-11-27 16:08:45,410 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:08:45,412 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:08:45,412 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:08:45,412 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:08:45,426 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:45" (1/1) ... [2019-11-27 16:08:45,474 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:45" (1/1) ... [2019-11-27 16:08:45,533 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:08:45,536 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:08:45,536 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:08:45,536 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:08:45,555 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:45" (1/1) ... [2019-11-27 16:08:45,556 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:45" (1/1) ... [2019-11-27 16:08:45,563 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:45" (1/1) ... [2019-11-27 16:08:45,564 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:45" (1/1) ... [2019-11-27 16:08:45,594 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:45" (1/1) ... [2019-11-27 16:08:45,617 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:45" (1/1) ... [2019-11-27 16:08:45,633 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:45" (1/1) ... [2019-11-27 16:08:45,639 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:08:45,650 INFO L168 Benchmark]: Toolchain (without parser) took 1027.92 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 985.7 MB in the end (delta: -24.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:08:45,653 INFO L168 Benchmark]: CDTParser took 1.67 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:08:45,655 INFO L168 Benchmark]: CACSL2BoogieTranslator took 782.06 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.4 MB in the end (delta: -29.7 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:08:45,658 INFO L168 Benchmark]: Boogie Procedure Inliner took 123.73 ms. Allocated memory is still 1.0 GB. Free memory is still 991.4 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:08:45,659 INFO L168 Benchmark]: Boogie Preprocessor took 104.90 ms. Allocated memory is still 1.0 GB. Free memory was 991.4 MB in the beginning and 985.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:08:45,672 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.67 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 782.06 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.4 MB in the end (delta: -29.7 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 123.73 ms. Allocated memory is still 1.0 GB. Free memory is still 991.4 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 104.90 ms. Allocated memory is still 1.0 GB. Free memory was 991.4 MB in the beginning and 985.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 16:08:49,463 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:08:49,469 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:08:49,505 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:08:49,506 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:08:49,508 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:08:49,515 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:08:49,529 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:08:49,533 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:08:49,542 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:08:49,543 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:08:49,546 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:08:49,548 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:08:49,553 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:08:49,557 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:08:49,562 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:08:49,565 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:08:49,571 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:08:49,574 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:08:49,584 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:08:49,591 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:08:49,594 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:08:49,599 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:08:49,603 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:08:49,610 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:08:49,612 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:08:49,612 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:08:49,616 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:08:49,617 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:08:49,619 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:08:49,620 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:08:49,623 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:08:49,624 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:08:49,627 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:08:49,630 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:08:49,632 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:08:49,633 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:08:49,635 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:08:49,635 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:08:49,639 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:08:49,643 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:08:49,644 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:08:49,682 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:08:49,684 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:08:49,687 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:08:49,689 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:08:49,689 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:08:49,690 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:08:49,692 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:08:49,692 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:08:49,692 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:08:49,693 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:08:49,694 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:08:49,695 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:08:49,695 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:08:49,697 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:08:49,698 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:08:49,698 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:08:49,698 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:08:49,698 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:08:49,699 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:08:49,702 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:08:49,702 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:08:49,702 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:08:49,703 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:08:49,703 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:08:49,703 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:08:49,704 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:08:49,704 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:08:49,704 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:08:49,704 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:08:49,705 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:08:49,708 INFO L138 SettingsManager]: * Logic for external solver=AUFBV Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 84dba58cac25505e0eb3c404a47a071a268de901 [2019-11-27 16:08:50,238 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:08:50,264 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:08:50,270 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:08:50,276 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:08:50,279 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:08:50,281 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-newlib/double_req_bl_1091.c [2019-11-27 16:08:50,429 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7858f0bd3/d2b3ac9f0ecd4792b531470aba10b79d/FLAG6322cd324 [2019-11-27 16:08:51,495 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:08:51,496 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-newlib/double_req_bl_1091.c [2019-11-27 16:08:51,514 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7858f0bd3/d2b3ac9f0ecd4792b531470aba10b79d/FLAG6322cd324 [2019-11-27 16:08:51,555 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7858f0bd3/d2b3ac9f0ecd4792b531470aba10b79d [2019-11-27 16:08:51,566 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:08:51,571 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:08:51,573 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:08:51,573 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:08:51,579 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:08:51,581 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:08:51" (1/1) ... [2019-11-27 16:08:51,589 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48af0003 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:51, skipping insertion in model container [2019-11-27 16:08:51,592 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:08:51" (1/1) ... [2019-11-27 16:08:51,609 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:08:51,663 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:08:52,171 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:08:52,187 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:08:52,447 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:08:52,522 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:08:52,524 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:52 WrapperNode [2019-11-27 16:08:52,524 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:08:52,525 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:08:52,527 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:08:52,527 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:08:52,549 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:52" (1/1) ... [2019-11-27 16:08:52,593 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:52" (1/1) ... [2019-11-27 16:08:52,659 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:08:52,661 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:08:52,661 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:08:52,661 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:08:52,683 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:52" (1/1) ... [2019-11-27 16:08:52,685 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:52" (1/1) ... [2019-11-27 16:08:52,700 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:52" (1/1) ... [2019-11-27 16:08:52,703 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:52" (1/1) ... [2019-11-27 16:08:52,739 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:52" (1/1) ... [2019-11-27 16:08:52,758 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:52" (1/1) ... [2019-11-27 16:08:52,769 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:08:52" (1/1) ... [2019-11-27 16:08:52,777 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:08:52,790 INFO L168 Benchmark]: Toolchain (without parser) took 1218.78 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 985.6 MB in the end (delta: -23.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:08:52,794 INFO L168 Benchmark]: CDTParser took 0.36 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:08:52,798 INFO L168 Benchmark]: CACSL2BoogieTranslator took 951.43 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.3 MB in the end (delta: -29.6 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:08:52,800 INFO L168 Benchmark]: Boogie Procedure Inliner took 135.86 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:08:52,802 INFO L168 Benchmark]: Boogie Preprocessor took 122.85 ms. Allocated memory is still 1.0 GB. Free memory was 991.3 MB in the beginning and 985.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:08:52,813 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 951.43 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.3 MB in the end (delta: -29.6 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 135.86 ms. Allocated memory is still 1.0 GB. Free memory is still 991.3 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 122.85 ms. Allocated memory is still 1.0 GB. Free memory was 991.3 MB in the beginning and 985.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...